Sweet!.  It looked like it would have a cut off, but I wasn't sure.  This
trinary switch is on the high pressure line, so just inscrew it and screw
the new one back in, right? Thanks, Mark
Michael in San Antonio
91GL Weekender AT 2.1L 'Gringo'

On Tue, Aug 10, 2010 at 12:10 PM, <mdrillock@cox.net> wrote:

> Yes, you can change the switch on your late model without losing the freon.
> The models with a trinary switch such as yours have a valve behind the
> switch that closes when the switch is removed.
>
> Mark
>
>
>
> Michael Sullivan wrote:
> > Can I take the pressure switch off the high pressure line in the DS side
> > rear D pillar and pop the new one in and NOT lose all the freon? Thanks.
> > Michael in San Antonio
> > 91GL Weekender AT 2.1L 'Gringo'
> >
>
>